Question: A variablex is normally distributed with mean of21 and standard deviation of7 a) Determine the z -score forx =15. Round your answer to two decimal

A variablex is normally distributed with mean of21 and standard deviation of7

a) Determine thez-score forx =15. Round your answer to two decimal places

b) Determine the z-score forx =27. Round your answer to two decimal places.

c) What value ofx has az-score of0.71? Round your answer to the nearest whole number.

d) What value of x has a z-score of0.14? Round your answer to the nearest whole number.

e) What value ofx has az-score of0.57 ? Round your answer to the nearest whole number.

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